freedreno/ir3: turn on [iu]mul_high

Which also requires uadd_carry lowering

Until recently this was lowered in glsl ir so it went unnoticed that we
weren't lowering it.

Fixes: 1d8994a63b glsl: [u/i]mulExtended optimization for GLSL
Signed-off-by: Rob Clark <robdclark@gmail.com>

src/freedreno/ir3/ir3_nir.c

@@ -42,6 +42,8 @@ static const nir_shader_compiler_options options = {
 		.lower_fdiv = true,
 		.lower_isign = true,
 		.lower_ldexp = true,
+		.lower_uadd_carry = true,
+		.lower_mul_high = true,
 		.fuse_ffma = true,
 		.native_integers = true,
 		.vertex_id_zero_based = true,
@@ -63,6 +65,8 @@ static const nir_shader_compiler_options options_a6xx = {
 		.lower_fdiv = true,
 		.lower_isign = true,
 		.lower_ldexp = true,
+		.lower_uadd_carry = true,
+		.lower_mul_high = true,
 		.fuse_ffma = true,
 		.native_integers = true,
 		.vertex_id_zero_based = false,